Features : 1.Safe and durable: No contact with saw blade or blade and no hand injury. Equipped with sturdy metal gearheads designed for long term life and durability. 2.Save time and effort: No professional tools are required to install on the drill bit it is effortless to use saving time and effort. 3.Accuracy and Precise: With positioning grooves it can achieve precise dimension to complete various metal pieces such as iron. 4.Convenient and Portable; Light and portable easy to carry wherever you are. 5.If you have any question please feel free to contact us Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement : Box size: 2 4.5cm*10cm*5cm includes: 1x Electric Drill Plate Cutter